Home / 26,589,080.80-39,852,128.40-19,849,621.60

Finding the Fourth Proportional to 26,589,080.80, 39,852,128.40 and 19,849,621.60

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Solution

The fourth proportional to 26,589,080.80, 39,852,128.40 and 19,849,621.60 is: 29,750,921.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589,080.80 : 39,852,128.40 = 19,849,621.60 : x
  2. Step 2: Convert to fraction form
    26,589,080.80/39,852,128.40 = 19,849,621.60/x
  3. Step 3: Cross multiply
    26,589,080.80x = 39,852,128.40 × 19,849,621.60
  4. Step 4: Simplify right side
    26,589,080.80x = 791,049,668,694,613.50
  5. Step 5: Solve for x
    x = 791,049,668,694,613.50/26,589,080.80
  6. Step 6: Final answer
    x = 29,750,921.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.